“ORU”的概念、定义、翻译、参考文献-科学参考

单词	ORU
释义	ORU Encyclopedia 工学（航天产品可靠性）释 orbital replaceable units; ORU在轨可更换单元航天器在轨可进行移动、检查、更换、维修的最低层次单元。
随便看	printing theodolite printing typeface printing viscosity index，PVI print media print of seal print quality print quality certification print server prints of Ming and Qing Dynasties prints of Song Dynasty prints of twelve acts of opera on lanterns preserved in Suzhou City print-through print workflow prion prion disease prion protein prions infection prior prior baseline prior bound prior density prior distribution prior estimate prior estimation prior ignorance

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。